Centrifugal Compressor

Centrifugal Compressor

Discover Sollant oil-free centrifugal air compressors. Featuring titanium impellers and labyrinth seals for 100% pure air and superior industrial energy savings.
Sollant centrifugal compressors feature advanced mechanical design and aerodynamic optimization, delivering a continuous, stable supply of 100% oil-free compressed air with minimal maintenance costs. Whether meeting rigorous process requirements or serving as the core of a plant's main air supply system, Sollant centrifugal compressors are the preferred choice across various industries, thanks to their exceptional operational efficiency and reliability.
Widely used in sectors such as automotive, food processing, pharmaceuticals, textiles, electronics, and steel manufacturing, these compressors are highly trusted by customers for their ease of integration, smooth operation, and significant energy savings.
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AH CENTRIFUGAL COMPRESSOR

Capacity Range: 25-100 m³/min
Discharge pressure: 0.6-11bar(g)
Main Motor Power: 100-600KW
Main Motor Voltage: 380V/3KV/6KV/10KV/50Hz/3Ph
Base Size: 3400mmx2200mm
Weight: 7000Kg-8000Kg

 

SH CENTRIFUGAL COMPRESSOR

Capacity Range: 100-240 m³/min
Discharge pressure: 0.6-16bar(g)
Main Motor Power: 300-1350KW
Main Motor Voltage: 380V/3KV/6KV/10KV/50Hz/3Ph
Base Size: 4000mmx2300mm
Weight: 9000Kg-11000Kg

SH Centrifugal Compressor
TH Centrifugal Compressor
 

TH CENTRIFUGAL COMPRESSOR

Capacity Range: 200-400 m³/min
Discharge pressure: 0.6-11bar(g)
Main Motor Power: 600-2000KW
Main Motor Voltage: 3KV/6KV/10KV/50Hz/3Ph
Base Size: 5000mmx2300mm
Weight: 16000Kg-20000Kg

 

LH CENTRIFUGAL COMPRESSOR

Capacity Range: 400-1800 m³/min
Discharge pressure: 0.6-150bar(g)
Main Motor Power: 1000-15000KW
Main Motor Voltage: 3KV/6KV/10KV/50Hz/3Ph
Base Size: 12000mmx6500mm
Weight: 20000Kg-70000Kg

LH Centrifugal Compressor

 

Core Technical Advantages

 

 

 

Precision Assembly and Reliable Structure

Featuring a horizontally split casing design, the unit allows for convenient maintenance of bearings and shaft seals. A thrust collar replaces the traditional thrust bearing; this simplifies the structure while effectively enhancing transmission efficiency and operational reliability. All drive components undergo rigorous precision testing and calibration, achieving world-class accuracy standards that significantly reduce transmission losses and extend equipment service life.

 

 

100% Oil-Free Compression Technology

Utilizing dual labyrinth seal technology, the system achieves true 100% oil-free operation without the need for an instrument air supply. This ensures the delivery of pure, oil-free compressed air to the point of use, meeting industry standards that demand zero tolerance for oil contamination. High-reliability bearings combined with a low oil pressure design (0.7 kg) further enhance system stability.

 

 

Customized High-Efficiency Impellers

The impeller assembly is optimized using a unique "Golden Profile" design and offers excellent corrosion resistance. Crafted from aerospace-grade titanium alloy using 5-axis machining of forgings and a 3D swept-flow channel design, the impellers effectively prevent turbulence and reduce the risk of aerodynamic choking. The design life of the impellers is up to 30 years.

 

 

High-Performance External Volute Design

Compared to traditional internal volute structures, the high-performance external volute design reduces secondary flow losses, boosting overall unit efficiency by 2%. The volute flow path features a circular cross-section, allowing for smooth, spiral airflow without abrupt turns; this minimizes pressure loss and yields approximately 1% energy savings per compression stage.

 

 

Patented High-Efficiency 3D Cooler

The cooler employs a configuration with water flowing through the tubes and air through the shell, facilitating easy maintenance and cleaning. The shell features a patented variable cross-section design and a self-sealing mechanism, ensuring both ease of maintenance and reliable sealing. Additionally, the design includes an interface for heat recovery, effectively enhancing overall energy utilization efficiency.

 

 

Intelligent Energy-Saving Control

The unit is equipped with an intelligent control system that precisely regulates intake volume via Inlet Guide Vanes (IGV). When air demand decreases, the IGV system can reduce energy consumption by approximately 9%. The unit can be configured with a Siemens S7-1200 PLC controller and energy-saving components-such as zero-air-loss automatic drain valves-to enable smart, efficient operation throughout the equipment's entire lifecycle.

Industry Applications

 

Sollant centrifugal compressors provide efficient and reliable compressed air solutions for the following industries:

 

  • Automotive Industry: Applications such as painting, sanding, and cleaning; enhances production efficiency and coating quality.
  • Food Industry: Pneumatic conveying, packaging, and compression processes; ensures hygiene and safety during production.
  • Pharmaceutical Industry: Compression and drying processes; safeguards product quality.
  • Textile Industry: Applications including pneumatic conveying, suction, and compression; boosts production line efficiency.
  • Electronics Industry: Compression and drying during manufacturing; ensures the quality of electronic products.
  • Iron & Steel Industry: Environmental applications such as wastewater treatment, converter and blast furnace wastewater treatment, and scrubbing liquor treatment.
  • Chemical/Petrochemical: Compression of various process gases; the oil-free design makes it suitable for applications requiring high media purity.
  • Oil & Gas/Gas Storage: High-pressure gas injection, gas gathering and transportation; customizable high-pressure solutions available.

 

FAQ

 

Q: What energy-saving advantages do centrifugal air compressors offer compared to traditional screw compressors?

A: What energy-saving advantages do centrifugal air compressors offer compared to traditional screw compressors?

Q: How do Sollant centrifugal compressors achieve 100% oil-free operation?

A: Sollant centrifugal compressors utilize an advanced dual-labyrinth seal design that completely isolates the compression chamber from the lubrication system. This not only ensures the output air meets 100% oil-free standards but also eliminates the need for complex instrument air purification systems, thereby reducing overall operational complexity.

Q: How do I select a centrifugal compressor with the right air capacity and pressure for my factory?

A: Selection requires a comprehensive assessment of the factory's peak air demand, average air load, pressure requirements, and future production expansion plans. We recommend providing the following information: required discharge pressure, minimum and maximum flow rates for air-consuming equipment, air usage fluctuation patterns, and on-site cooling water conditions. Sollant's technical team can perform detailed selection calculations and solution matching based on your operating parameters, ensuring the compressor operates near its design point for optimal efficiency.

Q: What factors affect the actual operating efficiency of a centrifugal compressor?

A: Key factors include: intake air temperature and humidity (air capacity drops by approximately 1.5% for every 5°C rise), cooling water temperature and flow rate, filter pressure drop (clogging significantly increases energy consumption), pipeline network leakage, and the extent to which the operating point deviates from design conditions. Regular cooler maintenance, timely filter replacement, and proper control of pipeline network pressure are crucial for maintaining high efficiency.

Q: What does the routine maintenance of a centrifugal compressor entail?

A: Routine maintenance requirements are relatively low and primarily include: regularly checking lubricating oil levels and quality; monitoring bearing temperatures and vibration levels; cleaning or replacing air filters; and inspecting cooler heat exchange performance and the condensate drainage system. It is recommended to establish a maintenance schedule based on operating hours; the major overhaul cycle is generally 3 to 5 years, or determined based on vibration trends.

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